Tensioning device for cloth-folding machines



, W. P. LEVY TENSIONING DEVICE FOR CLOTH FOLDING MACHINES Filed Sept. 1; 1922 v 9. FEL

/2 q) '8 5 I I I I I I l 1 I '2 I 14 A I l v i 18 j; i v ,5 2a

INVENTOR 1/4142 Laz moan/51s ipon the, cloth for any reason 1 ward would wish to secure thesame tension-, he may do so bydisengaging the locking device 20 from the rniember'l tl, whereupon the lever 16 and bearing 19 will move longiv tu'dinally withvrespect 'tothe operating member l7sunder the influence oi the tensioning 7 elements when the same are restored to their {Now when the operator I i elements and means'for limiting the relative engaged with operator then and after normal condition.

' again desires to apply tension to the cloth thefree encl ,of thefoperatiiig member 17 is pull-ed forwardly I s M movement of the adjacentfendof the; lever the bearing 19"contacts with the causing a downward 16' until st'op 22; which time the former tension 7 v which hasbeen appliedte the elements 15 is"; again'obtained; whereupon the operator may 7 f 0 member 17 and thus maintain the desired ad-f' justment ofithe tensioningelements again engagegthe loeking device-1'20 with the Whatislaimed is:

atens'iOning' device, ian'io'scillatory I shaft, tension u'g elements CaIT16dfth6I'Bby "and relatively movable members having a V I sliding engagement with each other for 0s} docking said members in an adjus'tiedhosit1on V to mainta n constant the tension jof said-itensioning elements.

cillatil g aid ft to control the tea-sen of; oisaid"tensioningel-ements. shaft; tensioninsz elements carried thereby, relatively movable members? havijng aslid-' ingengagenient with eaeh other for 0scillating said shaft to control the tension of In a ,teiisi'oning device fan oscillatory,

said tensioning- "elements, and means for 3. Ina ,t 'ens1'on n'g device, an oscillatory shaft, tensioning elements earned thereby relatively movable fmembers' having' a slid ing engagement with each other for oscillating said shaft to control the tension of 1 w re respect thereto.

said te'nsi'oni-ng elementa an d, means forli'mitingthe relative movementof; said memhbersi 7 7 1 4,1n atensi-onln'g device; an oscillatory shaft; tensioning elements carried thereby,

relatively movable members having afslidj ing engagement with each other for oscillate ing said shaft toeontrolthe tension of said tensioning elements, means for locking said members in an adjusted position to main-' tain constant the tension or said-'tensioning ti on.

lati'ng said shaft" tofeontrol the tension of I 5 In a 'tensioning device an Ioseillatory shaft, tensioningi elements lcarrie'd thereby, relatively movable memhershavinjg a slid 'ing engagement witheaeh other for oseilsaid tensioningr elementsgand means carried by: oneiof said members for limiting the rel ative movement Q the :other member with shaft; tensi'oning elements carried thereby,

relatively. movable meml'iers having" a 11d: VI '7 ing engi l-gement with veach other for oscillat- 7. In a tensioning'device, an 'oscillatory' shaft, tensioning elements carried thereby; .a lever secured ,at onefend of said shaft, an

operating member having a sliding eonnec'- tion' with said leverand a relative movement with respect thereto for adjustinglsaid lever wherebysaid shaft and tensioning elements are f-osoillat'ed, and means" engageable with In afte'ns oriing "device, anbseillatory" said'operating member for maintainingsaid lever in an adjusted position.

- WILLIAM r. LEVY. 

